If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Mosquitoes don't just bite you, they also pee on you.
11
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
Most of the dust underneath your bed is actually your own dead skin.
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